The shape of snow mirror can be divided into two categories: cylindrical lens of ski goggles and spherical lens of magnetic snowboard goggles. Cylindrical lens is more common in the past, while spherical lens is a relatively new style in the past two years. Spherical mirror is better than cylindrical mirror in several aspects.
1.Wide field of vision, because the design of the sphere more ergonomic principles.
2.The scope of vision is larger, because of the prominent sphere, the space between the lens and the human eye increases a lot, which will bring a number of benefits. The air from the large air vent in the space has enough circulation space, which will lead to less fogging
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